Yes, Richard, there is:
<syncfusion:GridDataTableProperties.VisibleColumns>
then go about your business with more :
<syncfusion:GridDataTableProperties.VisibleColumns>
<syncfusion:GridDataVisibleColumn MappingName="Pizzasauce"/>
<syncfusion:GridDataVisibleColumn MappingName="tImage"
HeaderText="Image">
<syncfusion:GridDataVisibleColumn.CellItemTemplate>
<DataTemplate>
<Image Source="{Binding CellBoundValue.Image}"/>
</DataTemplate>
</syncfusion:GridDataVisibleColumn.CellItemTemplate>
</syncfusion:GridDataVisibleColumn>
</syncfusion:GridDataTableProperties.VisibleColumns>
fun